diff --git a/build.py b/build.py
index 35cdd2a..e684cbf 100644
--- a/build.py
+++ b/build.py
@@ -1,26 +1,71 @@
-def get_categorical_variables(df):
-    return []
+import numpy as np
+import pandas as pd
+from scipy.stats import norm
+import seaborn as sns
+import matplotlib.pyplot as plt
+
+
+
 
+df=pd.read_csv('data/conversion_data.csv')
+def get_categorical_variables(df):
+    list1=[]
+    for col in df.columns:
+        if df.loc[:,col].nunique()<5:
+            list1.append(col)
+    return list1
 
 def get_numerical_variables(df):
-    return []
+    numeric = pd.DataFrame._get_numeric_data(df)
+    return list(numeric)
 
 
 def get_numerical_variables_percentile(df):
-    pass
-
+    per = df.describe().T
+    return per 
 
 def get_categorical_variables_modes(df):
-    pass
-
+    return df[get_categorical_variables(df)].mode()
 
 def get_missing_values_count(df):
-    pass
+    return pd.DataFrame(df.isnull().sum())
 
 
 def plot_histogram_with_numerical_values(df):
-    pass
 
+    num_cols = get_numerical_variables(df)
+    plt.figure(figsize=(15,6))
+
+    plt.subplot(221)
+    plt.title(num_cols[0])
+    sns.distplot(df[num_cols[0]], color='Blue', fit=norm, kde=False)
+
+    plt.subplot(222)
+    plt.title(num_cols[1])
+    sns.distplot(df[num_cols[1]], color='Blue', fit=norm, kde=False)
+
+    plt.subplot(223)
+    plt.title(num_cols[2])
+    sns.distplot(df[num_cols[2]], color='Blue', fit=norm, kde=False)
+
+    plt.subplot(224)
+    plt.title(num_cols[3])
+    sns.distplot(df[num_cols[3]], color='Blue', fit=norm, kde=False)
+
+    plt.tight_layout()
+    plt.show()
 
 def plot_facet_box(df):
-    pass
+    plt.figure(figsize=(10,10))
+
+    plt.subplot(221)
+    plt.title('Age')
+    sns.boxplot('converted','age',data=df)
+
+    plt.subplot(222)
+    plt.title('Total Pages Visited')
+
+    sns.boxplot('converted','total_pages_visited',data=df)
+
+    plt.tight_layout()
+    plt.show()
diff --git a/build.pyc b/build.pyc
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index 0000000..4416e81
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diff --git a/tests/__init__.pyc b/tests/__init__.pyc
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index 0000000..6031c7b
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diff --git a/tests/test_get_categorical_variables.pyc b/tests/test_get_categorical_variables.pyc
new file mode 100644
index 0000000..9b5be80
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